/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1e2a4a;
            --primary-dark: #141f3a;
            --primary-light: #2a3a5e;
            --accent: #c9a84c;
            --accent-light: #dbc06a;
            --accent-dark: #b8963a;
            --bg: #fafafa;
            --bg-alt: #f0ede8;
            --bg-dark: #1e2a4a;
            --text: #2d2d2d;
            --text-light: #6b6b6b;
            --text-white: #ffffff;
            --border: #e5e0d8;
            --radius: 8px;
            --radius-lg: 14px;
            --radius-xl: 20px;
            --shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --shadow-accent: 0 4px 20px rgba(201, 168, 76, 0.35);
            --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --sidebar-width: 260px;
            --header-height: 64px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus-visible {
            color: var(--accent);
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 2px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--primary);
        }

        /* ===== Container ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 布局：左侧导航 + 主内容 ===== */
        .app-layout {
            display: flex;
            min-height: 100vh;
        }

        /* ===== 侧边栏 ===== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background: var(--bg-dark);
            color: var(--text-white);
            display: flex;
            flex-direction: column;
            z-index: 1000;
            overflow-y: auto;
            transition: transform var(--transition);
            box-shadow: 2px 0 20px rgba(0, 0, 0, 0.15);
        }

        .sidebar-brand {
            padding: 32px 24px 24px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
        }

        .sidebar-brand a {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: 1px;
            display: block;
            line-height: 1.2;
        }
        .sidebar-brand a:hover {
            color: var(--accent-light);
        }
        .sidebar-brand .brand-sub {
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.4);
            letter-spacing: 3px;
            margin-top: 4px;
            text-transform: uppercase;
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 0;
        }

        .sidebar-nav ul {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .sidebar-nav li a {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 28px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition);
            border-left: 3px solid transparent;
        }
        .sidebar-nav li a i {
            width: 20px;
            text-align: center;
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.35);
            transition: color var(--transition);
        }
        .sidebar-nav li a:hover {
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.05);
            border-left-color: var(--accent);
        }
        .sidebar-nav li a:hover i {
            color: var(--accent);
        }
        .sidebar-nav li.active a {
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.07);
            border-left-color: var(--accent);
            font-weight: 600;
        }
        .sidebar-nav li.active a i {
            color: var(--accent);
        }

        .sidebar-footer {
            padding: 20px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.3);
            text-align: center;
        }

        /* ===== 主内容区 ===== */
        .main-content {
            margin-left: var(--sidebar-width);
            flex: 1;
            min-width: 0;
        }

        /* ===== 移动端顶部栏 ===== */
        .mobile-header {
            display: none;
            position: sticky;
            top: 0;
            z-index: 900;
            background: var(--bg-dark);
            padding: 0 20px;
            height: var(--header-height);
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
        }
        .mobile-header .menu-toggle {
            color: var(--text-white);
            font-size: 1.4rem;
            padding: 8px;
            border-radius: var(--radius);
            transition: background var(--transition);
        }
        .mobile-header .menu-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        .mobile-header .mobile-logo {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.5px;
        }

        /* ===== 遮罩 ===== */
        .sidebar-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        .sidebar-overlay.open {
            opacity: 1;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
            padding: 100px 0 90px;
            overflow: hidden;
            color: var(--text-white);
        }
        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
            opacity: 0.4;
        }
        .hero .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(201, 168, 76, 0.15);
            border: 1px solid rgba(201, 168, 76, 0.3);
            padding: 6px 20px;
            border-radius: 30px;
            font-size: 0.8rem;
            color: var(--accent-light);
            letter-spacing: 1px;
            margin-bottom: 24px;
        }
        .hero h1 {
            font-size: 3.2rem;
            font-weight: 900;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .hero h1 span {
            color: var(--accent);
        }
        .hero p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 680px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 34px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            border: 2px solid transparent;
            letter-spacing: 0.3px;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background: var(--accent-light);
            border-color: var(--accent-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-accent);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-outline {
            background: transparent;
            color: var(--text-white);
            border-color: rgba(255, 255, 255, 0.3);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }
        .btn-accent {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
        }
        .btn-accent:hover {
            background: var(--accent-light);
            border-color: var(--accent-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-accent);
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-dark {
            background: var(--bg-dark);
            color: var(--text-white);
        }
        .section-dark h2,
        .section-dark h3 {
            color: var(--text-white);
        }

        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }
        .section-title p {
            color: var(--text-light);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto;
        }
        .section-title .title-accent {
            display: inline-block;
            width: 50px;
            height: 3px;
            background: var(--accent);
            border-radius: 4px;
            margin-top: 12px;
        }

        /* ===== 卡片 ===== */
        .card {
            background: var(--text-white);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            border: 1px solid var(--border);
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .card .card-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: rgba(201, 168, 76, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent);
            margin-bottom: 20px;
        }
        .card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .card p {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ===== 网格 ===== */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        /* ===== 分类入口卡片 ===== */
        .cat-card {
            background: var(--text-white);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            text-align: center;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .cat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition);
        }
        .cat-card:hover::before {
            transform: scaleX(1);
        }
        .cat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .cat-card .cat-icon {
            width: 70px;
            height: 70px;
            border-radius: 20px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: var(--accent);
            margin: 0 auto 20px;
        }
        .cat-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .cat-card p {
            color: var(--text-light);
            font-size: 0.95rem;
            margin-bottom: 20px;
        }
        .cat-card .btn-small {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 24px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            background: var(--primary);
            color: var(--text-white);
            transition: all var(--transition);
        }
        .cat-card .btn-small:hover {
            background: var(--accent);
            color: var(--primary-dark);
        }

        /* ===== 新闻/资讯列表 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .news-item {
            display: flex;
            gap: 24px;
            background: var(--text-white);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: all var(--transition);
            align-items: flex-start;
        }
        .news-item:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-lg);
        }
        .news-item .news-thumb {
            width: 120px;
            height: 90px;
            border-radius: var(--radius);
            background: var(--bg-alt);
            flex-shrink: 0;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            font-size: 2rem;
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
        }
        .news-item .news-thumb i {
            color: rgba(255, 255, 255, 0.3);
        }
        .news-item .news-body {
            flex: 1;
            min-width: 0;
        }
        .news-item .news-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .news-item .news-body h3 a {
            color: var(--primary);
        }
        .news-item .news-body h3 a:hover {
            color: var(--accent);
        }
        .news-item .news-body p {
            color: var(--text-light);
            font-size: 0.9rem;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 10px;
            font-size: 0.8rem;
            color: var(--text-light);
        }
        .news-meta .tag {
            display: inline-block;
            padding: 2px 12px;
            border-radius: 30px;
            background: rgba(201, 168, 76, 0.12);
            color: var(--accent-dark);
            font-weight: 600;
            font-size: 0.75rem;
        }
        .news-meta .date {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .news-empty {
            text-align: center;
            padding: 48px 24px;
            color: var(--text-light);
            background: var(--text-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            border: 1px dashed var(--border);
        }
        .news-empty i {
            font-size: 2.4rem;
            color: var(--border);
            margin-bottom: 16px;
        }

        /* ===== 数据统计 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-item {
            padding: 32px 16px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all var(--transition);
        }
        .stat-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }
        .stat-item .stat-number {
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--accent);
            line-height: 1.2;
        }
        .stat-item .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 6px;
        }

        /* ===== 流程/步骤 ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }
        .steps-grid::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: var(--border);
            z-index: 0;
        }
        .step-item {
            text-align: center;
            position: relative;
            z-index: 1;
            background: var(--text-white);
            padding: 32px 20px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .step-number {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 900;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            box-shadow: 0 4px 14px rgba(201, 168, 76, 0.3);
        }
        .step-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .step-item p {
            color: var(--text-light);
            font-size: 0.9rem;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--text-white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--accent);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--primary);
            background: transparent;
            text-align: left;
            transition: all var(--transition);
            gap: 16px;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question i {
            transition: transform var(--transition);
            color: var(--accent);
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            padding: 80px 0;
            text-align: center;
            color: var(--text-white);
        }
        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.7);
            max-width: 560px;
            margin: 0 auto 32px;
        }
        .cta-section .btn {
            font-size: 1.05rem;
            padding: 16px 44px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.6);
            padding: 48px 0 32px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand h4 {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .footer-brand p {
            color: rgba(255, 255, 255, 0.45);
            font-size: 0.85rem;
            max-width: 300px;
            line-height: 1.7;
        }
        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.85rem;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul li a:hover {
            color: var(--accent);
            transform: translateX(4px);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.3);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.3);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ===== 响应式 ===== */

        /* 平板 */
        @media (max-width: 1024px) {
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid::before {
                display: none;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero h1 {
                font-size: 2.6rem;
            }
        }

        @media (max-width: 768px) {
            .sidebar {
                transform: translateX(-100%);
            }
            .sidebar.open {
                transform: translateX(0);
            }
            .sidebar-overlay.open {
                display: block;
                opacity: 1;
            }
            .main-content {
                margin-left: 0;
            }
            .mobile-header {
                display: flex;
            }
            .hero {
                padding: 80px 0 60px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .section {
                padding: 56px 0;
            }
            .section-title h2 {
                font-size: 1.6rem;
            }
            .grid-3,
            .grid-2 {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-item {
                padding: 20px 12px;
            }
            .stat-item .stat-number {
                font-size: 2rem;
            }
            .news-item {
                flex-direction: column;
                padding: 20px;
            }
            .news-item .news-thumb {
                width: 100%;
                height: 140px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-section {
                padding: 56px 0;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 18px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .cat-card {
                padding: 28px 20px;
            }
            .card {
                padding: 24px 20px;
            }
            .section-title h2 {
                font-size: 1.4rem;
            }
            .news-item .news-thumb {
                height: 100px;
            }
        }

        /* ===== 辅助 ===== */
        .text-center {
            text-align: center;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-32 {
            margin-top: 32px;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .gap-8 {
            gap: 8px;
        }

        /* ===== 滚动条美化 ===== */
        .sidebar::-webkit-scrollbar {
            width: 4px;
        }
        .sidebar::-webkit-scrollbar-track {
            background: transparent;
        }
        .sidebar::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.15);
            border-radius: 4px;
        }
        .sidebar::-webkit-scrollbar-thumb:hover {
            background: rgba(255, 255, 255, 0.25);
        }

        /* ===== 焦点与可访问性 ===== */
        :focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* ===== 选择高亮 ===== */
        ::selection {
            background: var(--accent);
            color: var(--primary-dark);
        }

/* roulang page: article */
:root {
            --primary: #1a2940;
            --primary-light: #2c3e5c;
            --accent: #c9a84c;
            --accent-hover: #b8963a;
            --bg: #f5f7fa;
            --card-bg: #ffffff;
            --text: #2c3e50;
            --text-light: #6c7a89;
            --text-muted: #95a5a6;
            --border: #e8ecef;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow: 0 2px 12px rgba(26, 41, 64, 0.08);
            --shadow-hover: 0 8px 30px rgba(26, 41, 64, 0.14);
            --transition: all 0.3s ease;
            --sidebar-width: 240px;
            --header-height: 64px;
        }
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
        }
        a { color: var(--accent); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent-hover); }
        img { max-width: 100%; height: auto; display: block; }
        ul { list-style: none; }
        .app-shell { display: flex; min-height: 100vh; }
        .sidebar {
            width: var(--sidebar-width);
            background: var(--primary);
            color: #fff;
            display: flex;
            flex-direction: column;
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            z-index: 1000;
            transition: transform 0.3s ease;
            box-shadow: 2px 0 20px rgba(0,0,0,0.15);
        }
        .sidebar-brand {
            padding: 28px 20px 20px;
            text-align: center;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .sidebar-brand h2 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 1px;
            margin: 0;
        }
        .sidebar-brand p {
            font-size: 0.75rem;
            color: rgba(255,255,255,0.5);
            margin-top: 4px;
            letter-spacing: 2px;
        }
        .sidebar-nav { flex: 1; padding: 20px 0; overflow-y: auto; }
        .sidebar-nav ul { display: flex; flex-direction: column; gap: 2px; }
        .sidebar-nav li { margin: 0; }
        .sidebar-nav li a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 24px;
            color: rgba(255,255,255,0.7);
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
            border-left: 3px solid transparent;
        }
        .sidebar-nav li a i { width: 20px; text-align: center; font-size: 1.1rem; }
        .sidebar-nav li a:hover {
            color: #fff;
            background: rgba(255,255,255,0.06);
            border-left-color: var(--accent);
        }
        .sidebar-nav li.active a {
            color: #fff;
            background: rgba(201,168,76,0.12);
            border-left-color: var(--accent);
        }
        .sidebar-nav li.active a i { color: var(--accent); }
        .sidebar-footer {
            padding: 16px 20px;
            border-top: 1px solid rgba(255,255,255,0.08);
            font-size: 0.75rem;
            color: rgba(255,255,255,0.35);
            text-align: center;
        }
        .main-content {
            margin-left: var(--sidebar-width);
            flex: 1;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        .mobile-header {
            display: none;
            background: var(--primary);
            padding: 0 20px;
            height: var(--header-height);
            align-items: center;
            justify-content: space-between;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            box-shadow: 0 2px 12px rgba(0,0,0,0.12);
        }
        .mobile-header .brand { font-size: 1.2rem; font-weight: 700; color: var(--accent); }
        .mobile-header .menu-toggle {
            background: none;
            border: none;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 8px;
        }
        .mobile-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.5);
            z-index: 998;
        }
        .mobile-overlay.active { display: block; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; width: 100%; }
        .page-content { flex: 1; padding: 32px 0 60px; }
        .breadcrumb {
            padding: 16px 0 8px;
            font-size: 0.85rem;
            color: var(--text-light);
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            align-items: center;
        }
        .breadcrumb a { color: var(--text-light); }
        .breadcrumb a:hover { color: var(--accent); }
        .breadcrumb .sep { color: var(--text-muted); margin: 0 4px; }
        .breadcrumb .current { color: var(--text); font-weight: 500; }
        .article-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            margin-bottom: 32px;
        }
        .article-header { padding: 36px 40px 24px; }
        .article-header .category-badge {
            display: inline-block;
            background: rgba(201,168,76,0.12);
            color: var(--accent-hover);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .article-header h1 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: var(--text-light);
            font-size: 0.85rem;
        }
        .article-meta span { display: flex; align-items: center; gap: 6px; }
        .article-meta i { color: var(--accent); }
        .article-body { padding: 0 40px 32px; }
        .article-body p { margin-bottom: 1.2rem; }
        .article-body h2, .article-body h3 {
            color: var(--primary);
            margin-top: 2rem;
            margin-bottom: 0.8rem;
            font-weight: 600;
        }
        .article-body h2 { font-size: 1.5rem; border-bottom: 2px solid var(--border); padding-bottom: 8px; }
        .article-body h3 { font-size: 1.2rem; }
        .article-body ul, .article-body ol { padding-left: 24px; margin-bottom: 1.2rem; }
        .article-body li { margin-bottom: 6px; }
        .article-body a { color: var(--accent); text-decoration: underline; }
        .article-body blockquote {
            border-left: 4px solid var(--accent);
            background: rgba(201,168,76,0.06);
            padding: 16px 20px;
            margin: 1.5rem 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-light);
            font-style: italic;
        }
        .article-body img { border-radius: var(--radius-sm); margin: 1.5rem auto; }
        .article-tags { padding: 0 40px 32px; display: flex; flex-wrap: wrap; gap: 10px; }
        .article-tags .tag {
            background: var(--bg);
            color: var(--text-light);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .article-tags .tag:hover { background: var(--accent); color: #fff; }
        .article-nav {
            padding: 24px 40px 32px;
            border-top: 1px solid var(--border);
            display: flex;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .article-nav a {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-light);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            transition: var(--transition);
            max-width: 45%;
        }
        .article-nav a:hover { border-color: var(--accent); color: var(--accent); background: rgba(201,168,76,0.04); }
        .article-nav .prev i { margin-right: 4px; }
        .article-nav .next i { margin-left: 4px; }
        .section-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .section-title i { color: var(--accent); font-size: 1.3rem; }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
            margin-bottom: 40px;
        }
        .related-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 24px;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .related-card:hover { box-shadow: var(--shadow-hover); border-color: var(--accent); transform: translateY(-3px); }
        .related-card .cat {
            font-size: 0.75rem;
            color: var(--accent);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .related-card h4 { font-size: 1.05rem; font-weight: 600; color: var(--primary); margin: 8px 0 10px; line-height: 1.4; }
        .related-card h4 a { color: var(--primary); }
        .related-card h4 a:hover { color: var(--accent); }
        .related-card p { font-size: 0.85rem; color: var(--text-light); margin-bottom: 12px; }
        .related-card .date { font-size: 0.78rem; color: var(--text-muted); }
        .cta-block {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: var(--radius);
            padding: 48px 40px;
            text-align: center;
            margin-bottom: 40px;
            color: #fff;
        }
        .cta-block h3 { font-size: 1.6rem; font-weight: 700; color: #fff; margin-bottom: 12px; }
        .cta-block p { color: rgba(255,255,255,0.8); max-width: 600px; margin: 0 auto 24px; font-size: 1rem; }
        .cta-block .button {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 600;
            padding: 14px 36px;
            border-radius: 50px;
            font-size: 1rem;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }
        .cta-block .button:hover { background: var(--accent-hover); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201,168,76,0.35); }
        .faq-grid {
            display: grid;
            gap: 16px;
            margin-bottom: 40px;
        }
        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .faq-item:hover { border-color: var(--accent); }
        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            color: var(--primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.95rem;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }
        .faq-question i { color: var(--accent); transition: transform 0.3s ease; font-size: 0.9rem; }
        .faq-question.active i { transform: rotate(180deg); }
        .faq-answer {
            padding: 0 24px 18px;
            color: var(--text-light);
            font-size: 0.9rem;
            line-height: 1.7;
            display: none;
        }
        .faq-answer.open { display: block; }
        .not-found-box {
            text-align: center;
            padding: 80px 24px;
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .not-found-box i { font-size: 3.5rem; color: var(--text-muted); margin-bottom: 20px; }
        .not-found-box h2 { font-size: 1.8rem; color: var(--primary); margin-bottom: 12px; }
        .not-found-box p { color: var(--text-light); margin-bottom: 24px; font-size: 1rem; }
        .not-found-box .button {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 600;
            padding: 12px 32px;
            border-radius: 50px;
            transition: var(--transition);
        }
        .not-found-box .button:hover { background: var(--accent-hover); transform: translateY(-2px); }
        .site-footer {
            background: var(--primary);
            color: rgba(255,255,255,0.8);
            padding: 48px 0 24px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand h4 { font-size: 1.3rem; color: var(--accent); margin-bottom: 12px; font-weight: 700; }
        .footer-brand p { font-size: 0.88rem; color: rgba(255,255,255,0.6); line-height: 1.7; max-width: 360px; }
        .footer-col h5 { font-size: 0.95rem; color: #fff; margin-bottom: 16px; font-weight: 600; }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul li a {
            color: rgba(255,255,255,0.6);
            font-size: 0.88rem;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .footer-col ul li a i { font-size: 0.6rem; color: var(--accent); }
        .footer-col ul li a:hover { color: var(--accent); padding-left: 4px; }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.45);
        }
        .footer-bottom a { color: rgba(255,255,255,0.6); }
        .footer-bottom a:hover { color: var(--accent); }
        @media (max-width: 1024px) {
            .article-header h1 { font-size: 1.7rem; }
            .article-header, .article-body, .article-tags, .article-nav { padding-left: 28px; padding-right: 28px; }
            .cta-block { padding: 36px 28px; }
        }
        @media (max-width: 768px) {
            .sidebar { transform: translateX(-100%); }
            .sidebar.active { transform: translateX(0); }
            .main-content { margin-left: 0; }
            .mobile-header { display: flex; }
            .page-content { padding-top: calc(var(--header-height) + 20px); }
            .container { padding: 0 16px; }
            .article-header h1 { font-size: 1.4rem; }
            .article-header, .article-body, .article-tags, .article-nav { padding-left: 20px; padding-right: 20px; }
            .article-header { padding-top: 24px; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-brand p { max-width: 100%; }
            .related-grid { grid-template-columns: 1fr; }
            .cta-block { padding: 32px 20px; }
            .cta-block h3 { font-size: 1.3rem; }
            .article-nav a { max-width: 100%; flex: 1; }
            .article-nav { flex-direction: column; }
        }
        @media (max-width: 520px) {
            .article-meta { flex-direction: column; gap: 8px; }
            .article-header h1 { font-size: 1.2rem; }
            .section-title { font-size: 1.2rem; }
            .breadcrumb { font-size: 0.78rem; }
            .cta-block h3 { font-size: 1.1rem; }
            .cta-block .button { padding: 12px 24px; font-size: 0.9rem; }
            .faq-question { font-size: 0.88rem; padding: 14px 16px; }
            .faq-answer { padding: 0 16px 14px; font-size: 0.85rem; }
        }

/* roulang page: category1 */
/* ========== Design Variables ========== */
        :root {
            --primary: #1a2940;
            --primary-light: #2c405a;
            --primary-dark: #0f1a2b;
            --gold: #c9a84c;
            --gold-light: #e0c87a;
            --gold-dark: #a8882e;
            --bg: #f8f7f4;
            --bg-card: #ffffff;
            --bg-alt: #efece6;
            --text: #2d3436;
            --text-light: #636e72;
            --text-white: #f0ede8;
            --border: #e8e4dc;
            --border-light: #f0ede8;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 18px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.07);
            --shadow-hover: 0 8px 35px rgba(0, 0, 0, 0.12);
            --shadow-gold: 0 4px 24px rgba(201, 168, 76, 0.25);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --sidebar-width: 240px;
            --header-height: 64px;
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        }

        /* ========== Reset & Base ========== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; font-size: 16px; }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            display: flex;
            min-height: 100vh;
        }
        a { color: var(--gold); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--gold-dark); }
        a:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; border-radius: 4px; }
        img { max-width: 100%; height: auto; display: block; }
        button, input, textarea, select { font-family: inherit; }
        ul { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; color: var(--primary); font-weight: 700; }
        h1 { font-size: 2.6rem; letter-spacing: -0.02em; }
        h2 { font-size: 2rem; letter-spacing: -0.01em; }
        h3 { font-size: 1.4rem; }
        h4 { font-size: 1.15rem; }
        p { margin-bottom: 0.8rem; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; width: 100%; }

        /* ========== Sidebar Navigation ========== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background: var(--primary);
            color: var(--text-white);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            padding: 0;
            transition: transform var(--transition);
            box-shadow: 2px 0 12px rgba(0,0,0,0.1);
        }
        .sidebar-brand {
            padding: 28px 20px 20px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
            text-align: center;
        }
        .sidebar-brand .logo-text {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--gold);
            letter-spacing: 0.02em;
            display: block;
            line-height: 1.3;
        }
        .sidebar-brand .logo-sub {
            font-size: 0.72rem;
            color: rgba(255,255,255,0.5);
            letter-spacing: 0.1em;
            margin-top: 4px;
            display: block;
        }
        .sidebar-nav { flex: 1; padding: 16px 0; overflow-y: auto; }
        .sidebar-nav ul { padding: 0 12px; }
        .sidebar-nav li { margin-bottom: 2px; }
        .sidebar-nav li a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .sidebar-nav li a i { width: 18px; text-align: center; font-size: 0.95rem; }
        .sidebar-nav li a:hover { background: rgba(255,255,255,0.08); color: #fff; }
        .sidebar-nav li.active a {
            background: rgba(201, 168, 76, 0.2);
            color: var(--gold);
            font-weight: 600;
        }
        .sidebar-nav li.active a::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 24px;
            background: var(--gold);
            border-radius: 0 3px 3px 0;
        }
        .sidebar-nav li a { position: relative; }

        .sidebar-footer {
            padding: 16px 20px;
            border-top: 1px solid rgba(255,255,255,0.08);
            font-size: 0.7rem;
            color: rgba(255,255,255,0.35);
            text-align: center;
        }

        /* ========== Main Content ========== */
        .main-content {
            margin-left: var(--sidebar-width);
            flex: 1;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* ========== Mobile Top Bar ========== */
        .mobile-topbar {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: var(--primary);
            z-index: 999;
            padding: 0 16px;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 2px 12px rgba(0,0,0,0.15);
        }
        .mobile-topbar .logo-text {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--gold);
        }
        .mobile-topbar .menu-toggle {
            background: none;
            border: none;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 6px;
            transition: var(--transition);
        }
        .mobile-topbar .menu-toggle:hover { background: rgba(255,255,255,0.1); }
        .mobile-overlay {
            display: none;
            position: fixed;
            top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(0,0,0,0.5);
            z-index: 998;
            opacity: 0;
            transition: opacity var(--transition);
        }
        .mobile-overlay.open { opacity: 1; }

        /* ========== Hero Section ========== */
        .page-hero {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 60%, #2a3f5a 100%);
            padding: 80px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(201,168,76,0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .page-hero .container { position: relative; z-index: 1; }
        .page-hero h1 {
            color: #fff;
            margin-bottom: 12px;
            font-size: 2.8rem;
        }
        .page-hero h1 span { color: var(--gold); }
        .page-hero p {
            color: rgba(255,255,255,0.8);
            font-size: 1.15rem;
            max-width: 660px;
            line-height: 1.7;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(201,168,76,0.18);
            color: var(--gold-light);
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
            border: 1px solid rgba(201,168,76,0.25);
        }
        .hero-badge i { font-size: 0.75rem; }
        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 32px;
            padding-top: 28px;
            border-top: 1px solid rgba(255,255,255,0.1);
        }
        .hero-stat h3 { color: var(--gold); font-size: 1.6rem; margin-bottom: 2px; }
        .hero-stat p { color: rgba(255,255,255,0.6); font-size: 0.85rem; margin: 0; }

        /* ========== Section Common ========== */
        .section-block { padding: 72px 0; }
        .section-block.alt { background: var(--bg-alt); }
        .section-block.dark { background: var(--primary); }
        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 { position: relative; display: inline-block; }
        .section-title h2::after {
            content: '';
            display: block;
            width: 50px;
            height: 3px;
            background: var(--gold);
            margin: 12px auto 0;
            border-radius: 2px;
        }
        .section-title p {
            color: var(--text-light);
            font-size: 1.05rem;
            max-width: 580px;
            margin: 12px auto 0;
        }
        .section-title.dark h2 { color: #fff; }
        .section-title.dark p { color: rgba(255,255,255,0.7); }
        .section-title.dark h2::after { background: var(--gold-light); }

        /* ========== Category Cards ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 24px;
        }
        .category-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 24px 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: var(--transition);
            text-align: center;
        }
        .category-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--gold-light);
        }
        .category-card .icon {
            width: 52px;
            height: 52px;
            background: rgba(201,168,76,0.12);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.4rem;
            color: var(--gold);
            transition: var(--transition);
        }
        .category-card:hover .icon { background: var(--gold); color: #fff; }
        .category-card h4 { margin-bottom: 8px; font-size: 1.1rem; }
        .category-card p { font-size: 0.85rem; color: var(--text-light); margin: 0; }
        .category-card .tag-count {
            display: inline-block;
            margin-top: 12px;
            padding: 2px 14px;
            background: var(--bg);
            border-radius: 20px;
            font-size: 0.75rem;
            color: var(--text-light);
        }

        /* ========== Strategy Cards ========== */
        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 28px;
        }
        .strategy-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .strategy-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        .strategy-card .card-img {
            height: 180px;
            background: var(--primary-light);
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255,255,255,0.2);
            font-size: 3rem;
            overflow: hidden;
        }
        .strategy-card .card-img .overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 16px 20px;
            background: linear-gradient(transparent, rgba(0,0,0,0.6));
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            display: flex;
            justify-content: space-between;
        }
        .strategy-card .card-img .overlay span { display: flex; align-items: center; gap: 6px; }
        .strategy-card .card-body { padding: 20px 22px 22px; flex: 1; display: flex; flex-direction: column; }
        .strategy-card .card-body .tag {
            display: inline-block;
            padding: 2px 12px;
            background: rgba(201,168,76,0.15);
            color: var(--gold-dark);
            border-radius: 20px;
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 8px;
            width: fit-content;
        }
        .strategy-card .card-body h4 { font-size: 1.05rem; margin-bottom: 8px; transition: var(--transition); }
        .strategy-card:hover .card-body h4 { color: var(--gold-dark); }
        .strategy-card .card-body p { font-size: 0.85rem; color: var(--text-light); flex: 1; }
        .strategy-card .card-body .meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 14px;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
            font-size: 0.78rem;
            color: var(--text-light);
        }
        .strategy-card .card-body .meta i { margin-right: 4px; }

        /* ========== Stats Block ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            text-align: center;
            padding: 32px 16px;
            background: rgba(255,255,255,0.06);
            border-radius: var(--radius);
            border: 1px solid rgba(255,255,255,0.08);
            transition: var(--transition);
        }
        .stat-item:hover { background: rgba(255,255,255,0.1); transform: translateY(-2px); }
        .stat-item .num {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--gold);
            line-height: 1.2;
        }
        .stat-item .num span { font-size: 1rem; font-weight: 400; color: rgba(255,255,255,0.5); }
        .stat-item .label { font-size: 0.85rem; color: rgba(255,255,255,0.7); margin-top: 6px; }
        .stat-item i { font-size: 1.6rem; color: rgba(201,168,76,0.4); margin-bottom: 10px; display: block; }

        /* ========== Steps / Flow ========== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 24px;
            position: relative;
        }
        .steps-grid::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: linear-gradient(to right, var(--gold), var(--gold-light), var(--gold));
            opacity: 0.3;
        }
        @media (max-width: 768px) { .steps-grid::before { display: none; } }
        .step-item {
            text-align: center;
            position: relative;
            z-index: 1;
        }
        .step-item .step-num {
            width: 48px;
            height: 48px;
            background: var(--gold);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 800;
            margin: 0 auto 16px;
            box-shadow: 0 4px 16px rgba(201,168,76,0.3);
        }
        .step-item h4 { font-size: 1.05rem; margin-bottom: 6px; }
        .step-item p { font-size: 0.85rem; color: var(--text-light); margin: 0; }

        /* ========== FAQ ========== */
        .faq-list { max-width: 800px; margin: 0 auto; }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { border-color: var(--gold-light); }
        .faq-item .faq-q {
            padding: 18px 24px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.95rem;
            color: var(--primary);
            transition: var(--transition);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
        }
        .faq-item .faq-q:hover { color: var(--gold-dark); }
        .faq-item .faq-q i { transition: transform var(--transition); color: var(--gold); font-size: 0.85rem; }
        .faq-item.open .faq-q i { transform: rotate(180deg); }
        .faq-item .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.7;
        }
        .faq-item.open .faq-a {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ========== CTA ========== */
        .cta-block {
            background: linear-gradient(135deg, var(--gold-dark) 0%, var(--gold) 100%);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: rgba(255,255,255,0.06);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-block h3 { color: #fff; font-size: 1.8rem; margin-bottom: 12px; }
        .cta-block p { color: rgba(255,255,255,0.9); font-size: 1.05rem; max-width: 560px; margin: 0 auto 28px; }
        .cta-block .btn-group { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

        /* ========== Buttons ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover { background: var(--primary-light); color: #fff; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(26,41,64,0.3); }
        .btn-gold {
            background: var(--gold);
            color: #fff;
        }
        .btn-gold:hover { background: var(--gold-dark); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-gold); }
        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255,255,255,0.5);
        }
        .btn-outline:hover { background: rgba(255,255,255,0.15); border-color: #fff; color: #fff; transform: translateY(-2px); }
        .btn-sm { padding: 8px 18px; font-size: 0.8rem; }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255,255,255,0.7);
            padding: 56px 0 0;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .footer-brand h4 { color: var(--gold); font-size: 1.2rem; margin-bottom: 10px; }
        .footer-brand p { font-size: 0.85rem; color: rgba(255,255,255,0.55); max-width: 320px; }
        .footer-col h5 { color: #fff; font-size: 0.9rem; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.06em; }
        .footer-col ul li { margin-bottom: 8px; }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.6);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .footer-col ul li a:hover { color: var(--gold); padding-left: 4px; }
        .footer-col ul li a i { font-size: 0.6rem; color: var(--gold); }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            font-size: 0.78rem;
            color: rgba(255,255,255,0.4);
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-bottom a { color: rgba(255,255,255,0.5); }
        .footer-bottom a:hover { color: var(--gold); }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .sidebar { transform: translateX(-100%); }
            .sidebar.open { transform: translateX(0); }
            .main-content { margin-left: 0; padding-top: var(--header-height); }
            .mobile-topbar { display: flex; }
            .mobile-overlay.open { display: block; }
            .page-hero { padding: 48px 0 40px; }
            .page-hero h1 { font-size: 1.8rem; }
            .page-hero p { font-size: 0.95rem; }
            .hero-stats { flex-wrap: wrap; gap: 20px; }
            .hero-stat h3 { font-size: 1.3rem; }
            .section-block { padding: 48px 0; }
            .section-title { margin-bottom: 32px; }
            .section-title h2 { font-size: 1.5rem; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
            .stat-item { padding: 24px 12px; }
            .stat-item .num { font-size: 1.8rem; }
            .steps-grid { grid-template-columns: 1fr 1fr; }
            .steps-grid::before { display: none; }
            .cta-block { padding: 36px 24px; }
            .cta-block h3 { font-size: 1.4rem; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .strategy-grid { grid-template-columns: 1fr; }
            .category-grid { grid-template-columns: 1fr 1fr; }
            .hero-stats { flex-direction: column; gap: 12px; }
        }
        @media (max-width: 520px) {
            .page-hero h1 { font-size: 1.5rem; }
            .category-grid { grid-template-columns: 1fr; }
            .stats-grid { grid-template-columns: 1fr 1fr; }
            .steps-grid { grid-template-columns: 1fr; }
            .btn { padding: 10px 20px; font-size: 0.82rem; }
            .container { padding: 0 16px; }
            .section-block { padding: 36px 0; }
        }

        /* ========== Utility ========== */
        .text-gold { color: var(--gold); }
        .text-center { text-align: center; }
        .mt-16 { margin-top: 16px; }
        .mt-24 { margin-top: 24px; }
        .mb-8 { margin-bottom: 8px; }
        .gap-12 { gap: 12px; }

/* roulang page: category2 */
/* ===== Design Variables ===== */
        :root {
            --primary: #1a2a4a;
            --primary-light: #2c4168;
            --primary-dark: #0f1a2e;
            --accent: #c9a84c;
            --accent-light: #e0c56a;
            --accent-dark: #a8892e;
            --bg-body: #f4f2ee;
            --bg-card: #ffffff;
            --bg-sidebar: #0f1a2e;
            --bg-section-alt: #eae7e0;
            --text-dark: #1c1b1a;
            --text-body: #3d3a36;
            --text-light: #7a7570;
            --text-white: #f5f3ef;
            --border-light: #e0dcd6;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.12);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --sidebar-width: 240px;
            --header-h: 64px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-body);
            color: var(--text-body);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus-visible {
            color: var(--accent);
        }
        a:focus-visible {
            outline: 3px solid var(--accent-light);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        button,
        input,
        textarea {
            font: inherit;
            border: none;
            background: none;
            outline: none;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-dark);
            line-height: 1.3;
            font-weight: 700;
            letter-spacing: -0.01em;
        }

        /* ===== Container ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== App Shell Layout ===== */
        .app-layout {
            display: flex;
            min-height: 100vh;
        }

        /* ===== Sidebar ===== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background: var(--bg-sidebar);
            color: var(--text-white);
            z-index: 999;
            display: flex;
            flex-direction: column;
            padding: 0;
            transition: transform var(--transition);
            box-shadow: 2px 0 20px rgba(0, 0, 0, 0.2);
            overflow-y: auto;
        }
        .sidebar-brand {
            padding: 28px 20px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            flex-shrink: 0;
        }
        .sidebar-brand .logo-text {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .sidebar-brand .logo-text i {
            font-size: 1.6rem;
            color: var(--accent-light);
        }
        .sidebar-brand .logo-sub {
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.45);
            margin-top: 4px;
            letter-spacing: 1px;
        }
        .sidebar-nav {
            flex: 1;
            padding: 16px 0;
        }
        .sidebar-nav ul {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .sidebar-nav li {
            margin: 0;
        }
        .sidebar-nav li a {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 24px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            font-weight: 500;
            border-left: 3px solid transparent;
            transition: all var(--transition);
        }
        .sidebar-nav li a i {
            width: 20px;
            text-align: center;
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.4);
            transition: color var(--transition);
        }
        .sidebar-nav li a:hover {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-white);
        }
        .sidebar-nav li a:hover i {
            color: var(--accent-light);
        }
        .sidebar-nav li.active a {
            background: rgba(201, 168, 76, 0.12);
            color: var(--accent);
            border-left-color: var(--accent);
        }
        .sidebar-nav li.active a i {
            color: var(--accent-light);
        }
        .sidebar-footer {
            padding: 20px 24px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.7rem;
            color: rgba(255, 255, 255, 0.3);
            flex-shrink: 0;
            text-align: center;
        }

        /* ===== Main Content Area ===== */
        .main-content {
            margin-left: var(--sidebar-width);
            flex: 1;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
            padding-top: 0;
        }

        /* ===== Mobile Top Bar ===== */
        .mobile-topbar {
            display: none;
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--bg-sidebar);
            padding: 0 16px;
            height: var(--header-h);
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        }
        .mobile-topbar .logo-text {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--accent);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .mobile-topbar .logo-text i {
            font-size: 1.3rem;
        }
        .hamburger-btn {
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1.6rem;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .hamburger-btn:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        /* ===== Mobile Drawer ===== */
        .mobile-drawer-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 998;
            opacity: 0;
            transition: opacity var(--transition);
            pointer-events: none;
        }
        .mobile-drawer-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-drawer {
            position: fixed;
            top: 0;
            left: 0;
            width: 280px;
            height: 100vh;
            background: var(--bg-sidebar);
            z-index: 999;
            transform: translateX(-100%);
            transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            overflow-y: auto;
            padding: 24px 0;
            box-shadow: 2px 0 30px rgba(0, 0, 0, 0.25);
        }
        .mobile-drawer.open {
            transform: translateX(0);
        }
        .mobile-drawer .drawer-brand {
            padding: 0 20px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            margin-bottom: 12px;
        }
        .mobile-drawer .drawer-brand .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--accent);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .mobile-drawer .drawer-brand .logo-text i {
            font-size: 1.4rem;
        }
        .mobile-drawer .drawer-nav ul {
            display: flex;
            flex-direction: column;
        }
        .mobile-drawer .drawer-nav li a {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 24px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            font-weight: 500;
            border-left: 3px solid transparent;
            transition: all var(--transition);
        }
        .mobile-drawer .drawer-nav li a i {
            width: 20px;
            text-align: center;
            color: rgba(255, 255, 255, 0.4);
        }
        .mobile-drawer .drawer-nav li a:hover {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-white);
        }
        .mobile-drawer .drawer-nav li.active a {
            background: rgba(201, 168, 76, 0.12);
            color: var(--accent);
            border-left-color: var(--accent);
        }
        .mobile-drawer .drawer-nav li.active a i {
            color: var(--accent-light);
        }
        .drawer-close {
            position: absolute;
            top: 12px;
            right: 12px;
            background: rgba(255, 255, 255, 0.08);
            border: none;
            color: var(--text-white);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            font-size: 1.2rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background var(--transition);
        }
        .drawer-close:hover {
            background: rgba(255, 255, 255, 0.15);
        }

        /* ===== Hero ===== */
        .page-hero {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
            padding: 60px 0 56px;
            position: relative;
            overflow: hidden;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(201, 168, 76, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .page-hero h1 {
            font-size: 2.6rem;
            color: var(--text-white);
            max-width: 720px;
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .page-hero h1 i {
            color: var(--accent);
            margin-right: 10px;
        }
        .page-hero .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.7);
            max-width: 600px;
            line-height: 1.7;
        }
        .page-hero .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            margin-bottom: 20px;
        }
        .page-hero .breadcrumb a {
            color: rgba(255, 255, 255, 0.6);
        }
        .page-hero .breadcrumb a:hover {
            color: var(--accent);
        }
        .page-hero .breadcrumb .sep {
            color: rgba(255, 255, 255, 0.25);
        }
        .page-hero .breadcrumb .current {
            color: var(--accent);
        }

        /* ===== Section General ===== */
        section {
            padding: 64px 0;
        }
        section.alt-bg {
            background: var(--bg-section-alt);
        }
        .section-title {
            font-size: 2rem;
            margin-bottom: 8px;
            color: var(--text-dark);
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-light);
            max-width: 640px;
            margin-bottom: 40px;
            line-height: 1.6;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header .section-title {
            margin-bottom: 6px;
        }
        .section-header .section-subtitle {
            margin-bottom: 0;
        }

        /* ===== Cards ===== */
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition);
            border: 1px solid var(--border-light);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .card .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card .card-tag {
            display: inline-block;
            background: rgba(201, 168, 76, 0.12);
            color: var(--accent-dark);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 20px;
            margin-bottom: 10px;
            letter-spacing: 0.3px;
            align-self: flex-start;
        }
        .card h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
            color: var(--text-dark);
        }
        .card p {
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.6;
            flex: 1;
        }
        .card .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-light);
            margin-top: 16px;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
        }
        .card .card-meta i {
            color: var(--accent);
        }

        /* ===== Grid ===== */
        .grid-x {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }
        .grid-x .cell {
            flex: 1 1 calc(33.333% - 16px);
            min-width: 280px;
        }
        @media (max-width: 1024px) {
            .grid-x .cell {
                flex: 1 1 calc(50% - 12px);
                min-width: 240px;
            }
        }
        @media (max-width: 640px) {
            .grid-x .cell {
                flex: 1 1 100%;
                min-width: 0;
            }
        }

        /* ===== Badge / Label ===== */
        .badge-accent {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 12px;
            border-radius: 20px;
            letter-spacing: 0.3px;
        }

        /* ===== Featured Item List ===== */
        .feature-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px 32px;
            margin-top: 8px;
        }
        .feature-list .item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .feature-list .item:last-child {
            border-bottom: none;
        }
        .feature-list .item i {
            color: var(--accent);
            font-size: 1.2rem;
            margin-top: 2px;
            flex-shrink: 0;
        }
        .feature-list .item h4 {
            font-size: 1rem;
            margin-bottom: 4px;
        }
        .feature-list .item p {
            font-size: 0.88rem;
            color: var(--text-light);
            margin: 0;
        }
        @media (max-width: 768px) {
            .feature-list {
                grid-template-columns: 1fr;
                gap: 0;
            }
        }

        /* ===== Numbered Steps ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 8px;
        }
        .step-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 32px 24px 28px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            position: relative;
            text-align: center;
        }
        .step-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .step-card .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            font-size: 1.3rem;
            font-weight: 800;
            margin-bottom: 16px;
        }
        .step-card h4 {
            font-size: 1.1rem;
            margin-bottom: 8px;
        }
        .step-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin: 0;
        }
        @media (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-item .faq-q {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            background: none;
            width: 100%;
            text-align: left;
            border: none;
            transition: background var(--transition);
        }
        .faq-item .faq-q:hover {
            background: rgba(201, 168, 76, 0.05);
        }
        .faq-item .faq-q i {
            color: var(--accent);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item .faq-q[aria-expanded="true"] i {
            transform: rotate(180deg);
        }
        .faq-item .faq-a {
            padding: 0 24px 20px;
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.7;
            display: none;
        }
        .faq-item .faq-a.open {
            display: block;
        }
        .faq-item .faq-a p {
            margin: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            padding: 64px 0;
            text-align: center;
        }
        .cta-section h2 {
            color: var(--text-white);
            font-size: 2rem;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 36px;
            border-radius: 50px;
            transition: all var(--transition);
            border: 2px solid var(--accent);
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(201, 168, 76, 0.35);
        }
        .btn-accent:hover {
            background: var(--accent-light);
            border-color: var(--accent-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(201, 168, 76, 0.45);
        }
        .btn-accent:focus-visible {
            outline: 3px solid var(--accent-light);
            outline-offset: 4px;
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 12px 32px;
            border-radius: 50px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn-outline-light:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(201, 168, 76, 0.08);
            transform: translateY(-2px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 0;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand h4 {
            color: var(--accent);
            font-size: 1.2rem;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand p {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.55);
            max-width: 320px;
            line-height: 1.7;
        }
        .footer-col h5 {
            color: var(--text-white);
            font-size: 0.95rem;
            margin-bottom: 14px;
            font-weight: 600;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.88rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
        }
        .footer-col ul li a i {
            font-size: 0.6rem;
            color: var(--accent);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.35);
            gap: 12px;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Sidebar responsive ===== */
        @media (max-width: 1024px) {
            .sidebar {
                display: none;
            }
            .main-content {
                margin-left: 0;
            }
            .mobile-topbar {
                display: flex;
            }
            .mobile-drawer-overlay {
                display: block;
            }
        }
        @media (min-width: 1025px) {
            .mobile-topbar {
                display: none !important;
            }
            .mobile-drawer-overlay {
                display: none !important;
            }
            .mobile-drawer {
                display: none !important;
            }
        }

        /* ===== Extra utilities ===== */
        .text-accent {
            color: var(--accent);
        }
        .text-center {
            text-align: center;
        }
        .mt-8 {
            margin-top: 8px;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-24 {
            margin-top: 24px;
        }
        .mb-8 {
            margin-bottom: 8px;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .mb-24 {
            margin-bottom: 24px;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .flex-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        /* ===== Focus & Accessibility ===== */
        :focus-visible {
            outline: 3px solid var(--accent-light);
            outline-offset: 2px;
        }

        /* ===== Smooth fade-in on scroll ===== */
        .fade-in {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.5s ease, transform 0.5s ease;
        }
        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }